| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| friction and lubrication of solids | 1.67 | 0.5 | 6157 | 88 | 34 |
| friction | 0.9 | 0.3 | 6002 | 65 | 8 |
| and | 0.11 | 0.9 | 8377 | 73 | 3 |
| lubrication | 0.14 | 0.2 | 3170 | 7 | 11 |
| of | 0.24 | 1 | 4847 | 90 | 2 |
| solids | 1.94 | 0.8 | 6853 | 60 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| friction and lubrication of solids | 1.62 | 0.4 | 4237 | 24 |
